/* ============================================================
   RedEagle Technologies — design system
   Dark, engineered, restrained. Red is an accent, never a field.
   ============================================================ */

:root{
  /* ground */
  --void:#08090A;
  --ink:#0D0F11;
  --surface:#131517;
  --surface-2:#181B1E;

  /* lines */
  --line:#1C2023;
  --line-2:#2A3034;
  --line-red:rgba(167,25,25,.28);

  /* type */
  --bone:#EDEAE4;
  --gray:#9AA1A6;
  --muted:#646C71;

  /* red — deep and engineered, not candy */
  --red:#A71919;
  --red-2:#B51F24;
  --red-hot:#D0342B;

  --maxw:1240px;
  --gutter:clamp(20px,5vw,64px);
  --nav-h:74px;

  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;background:var(--void);color:var(--bone);
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.6;letter-spacing:-.005em;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img,video{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
::selection{background:var(--red);color:#fff;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter);}

/* ---------- typography scale ---------- */
h1,h2,h3{margin:0;font-weight:700;letter-spacing:-.03em;line-height:1.04;}
h1{font-size:clamp(36px,5.2vw,76px);font-weight:800;}
h2{font-size:clamp(27px,3.3vw,46px);}
h3{font-size:clamp(19px,2vw,25px);letter-spacing:-.02em;line-height:1.2;}
p{margin:0;}

/* small uppercase technical label */
.label{
  font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:11px;font-weight:600;letter-spacing:.22em;text-transform:uppercase;
  color:var(--red-hot);display:inline-flex;align-items:center;gap:10px;
}
.label::before{
  content:"";width:22px;height:1px;background:var(--red);flex:none;
}
.label.plain::before{display:none;}
.label.dim{color:var(--muted);}
.label.dim::before{background:var(--line-2);}

.mono{
  font-family:"JetBrains Mono",ui-monospace,monospace;
  font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);
}

.lead{font-size:clamp(17px,1.4vw,19px);line-height:1.55;color:var(--gray);max-width:720px;}
.body{font-size:16.5px;line-height:1.7;color:var(--gray);max-width:68ch;}

/* ---------- section rhythm ---------- */
.section{padding:clamp(56px,6.5vw,112px) 0;position:relative;}
.section--ink{background:var(--ink);}
.section--step{background:#0B0D0F;}
.section--surface{background:var(--surface);}
.rule{height:1px;background:var(--line);border:0;margin:0;}

.sec-head{max-width:820px;margin-bottom:clamp(28px,3.4vw,48px);}
.sec-head .label{margin-bottom:22px;}
.sec-head p{margin-top:20px;}

/* faint engineering grid, barely perceptible */
.grid-bg::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(to right,rgba(255,255,255,.014) 1px,transparent 1px),
    linear-gradient(to bottom,rgba(255,255,255,.014) 1px,transparent 1px);
  background-size:96px 96px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 20%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse 80% 60% at 50% 40%,#000 20%,transparent 78%);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  height:46px;padding:0 22px;border-radius:2px;
  font-size:13.5px;font-weight:600;letter-spacing:.04em;
  border:1px solid var(--line-2);color:var(--bone);background:transparent;
  cursor:pointer;transition:background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  white-space:nowrap;
}
.btn:hover{border-color:var(--red);color:#fff;background:rgba(167,25,25,.09);}
.btn-primary{background:var(--red);border-color:var(--red);color:#fff;}
.btn-primary:hover{background:var(--red-2);border-color:var(--red-2);}
.btn-lg{height:52px;padding:0 30px;font-size:14.5px;}
.btn .arw{transition:transform .2s var(--ease);}
.btn:hover .arw{transform:translateX(3px);}
.btn:focus-visible,a:focus-visible,button:focus-visible,
input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--red-hot);outline-offset:3px;
}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:60;height:var(--nav-h);
  display:flex;align-items:center;
  background:transparent;border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),backdrop-filter .3s;
}
.nav.stuck{
  background:rgba(8,9,10,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;width:100%;}
.brand{display:flex;align-items:center;gap:12px;min-width:0;}
.mark{width:30px;height:30px;flex:none;position:relative;}
.mark-img{width:100%;height:100%;object-fit:contain;opacity:0;transition:opacity .3s;}
.has-logo .mark-img{opacity:1;}
.mark-fallback{
  position:absolute;inset:0;border:1px solid var(--red);border-radius:1px;
}
.has-logo .mark-fallback{display:none;}
.brand-name{
  font-size:14.5px;font-weight:700;letter-spacing:.02em;line-height:1.1;
  display:block;white-space:nowrap;
}
.brand-name span{color:var(--red-hot);}
.brand-sub{
  font-family:"JetBrains Mono",monospace;font-size:9.5px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--muted);display:block;margin-top:3px;
}
.nav-right{display:flex;align-items:center;gap:18px;}
.nav-status{
  display:inline-flex;align-items:center;gap:8px;
  font-family:"JetBrains Mono",monospace;font-size:10.5px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--gray);
}
.nav-status i{width:5px;height:5px;border-radius:50%;background:var(--red-hot);flex:none;}

/* ---------- hero: full-bleed video, copy over a directional scrim ---------- */
.hero{
  position:relative;overflow:hidden;background:var(--void);
  min-height:calc(100svh - var(--nav-h));
  display:flex;align-items:center;
  padding:calc(var(--nav-h) + clamp(24px,3vw,44px)) 0 clamp(26px,3.2vw,52px);
}
/* the video IS the hero environment — no visible container */
.hero-media{position:absolute;inset:0;z-index:0;margin:0;border:0;background:#000;}
.hero-media video,.hero-black{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;object-position:center 44%;
}
/* graded for legibility, not blacked out: dark under the copy, open over the product */
.hero-media::after{
  content:"";position:absolute;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(100deg,rgba(5,6,7,.90) 0%,rgba(5,6,7,.76) 28%,rgba(5,6,7,.44) 56%,rgba(5,6,7,.26) 100%),
    linear-gradient(to top,rgba(5,6,7,.78) 0%,rgba(5,6,7,0) 36%),
    radial-gradient(ellipse 95% 85% at 55% 45%,transparent 42%,rgba(5,6,7,.42) 100%);
}

.hero-content{position:relative;z-index:2;width:100%;}
.hero-copy{max-width:620px;}
.hero h1{margin:18px 0 0;text-shadow:0 2px 30px rgba(0,0,0,.5);}
.hero h1 em{font-style:normal;color:var(--red-hot);}
.hero .lead{margin-top:18px;max-width:520px;color:#C9CFD3;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}

.hero-meta{
  margin:clamp(30px,4vw,52px) 0 0;padding-top:18px;
  border-top:1px solid rgba(255,255,255,.14);
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;max-width:760px;
}
.hero-meta div{min-width:0;}
.hero-meta dt{
  font-family:"JetBrains Mono",monospace;font-size:9.5px;letter-spacing:.18em;
  text-transform:uppercase;color:#8A9298;margin:0 0 5px;
}
.hero-meta dd{margin:0;font-size:12.5px;color:#C2C8CC;line-height:1.4;}

.sound-toggle{
  position:absolute;right:var(--gutter);bottom:clamp(20px,3vw,32px);z-index:4;
  width:38px;height:38px;display:grid;place-items:center;
  background:rgba(5,6,7,.62);border:1px solid rgba(255,255,255,.22);border-radius:2px;
  color:var(--bone);cursor:pointer;transition:border-color .2s,background .2s;
}
.sound-toggle:hover{border-color:var(--red);}
.sound-toggle .on{display:none;}
.sound-toggle.muted .on{display:none;}
.sound-toggle.muted .off{display:block;}
.sound-toggle:not(.muted) .off{display:none;}
.sound-toggle:not(.muted) .on{display:block;}

/* ---------- technical chapter (no photograph) ---------- */
.tech-motif{
  position:relative;display:grid;place-items:center;min-height:240px;
  border:1px solid var(--line);background:
    radial-gradient(ellipse 70% 70% at 50% 50%,rgba(167,25,25,.07),transparent 70%);
}
.tech-motif svg{width:100%;height:auto;max-width:420px;color:var(--line-2);}
.tech-motif::before,.tech-motif::after{
  content:"";position:absolute;width:14px;height:14px;
  border-color:var(--red);border-style:solid;opacity:.5;
}
.tech-motif::before{top:10px;left:10px;border-width:1px 0 0 1px;}
.tech-motif::after{bottom:10px;right:10px;border-width:0 1px 1px 0;}

/* ---------- editorial: the problem ---------- */
.editorial{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,88px);align-items:start;}
.editorial .body + .body{margin-top:20px;}

/* ---------- platform principles (numbered, not cards) ---------- */
.platform{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,6vw,80px);align-items:start;}
.principles{border-top:1px solid var(--line);}
.principle{
  display:grid;grid-template-columns:56px 1fr;gap:20px;
  padding:clamp(20px,2.3vw,28px) 0;border-bottom:1px solid var(--line);
  transition:border-color .25s var(--ease);
}
.principle:hover{border-bottom-color:var(--line-red);}
.principle .num{
  font-family:"JetBrains Mono",monospace;font-size:11px;font-weight:600;
  letter-spacing:.16em;color:var(--red-hot);padding-top:5px;
}
.principle h3{margin-bottom:12px;}
.platform-media{position:relative;cursor:zoom-in;}
.platform-media img{
  width:100%;height:100%;object-fit:cover;border:1px solid var(--line);
  filter:grayscale(.18) contrast(1.1) brightness(.86);
}
.platform-media figcaption{
  margin-top:14px;display:flex;justify-content:space-between;gap:16px;
}

/* ---------- product story: alternating full-width moments ---------- */
.moment{
  display:grid;grid-template-columns:1.15fr .85fr;align-items:center;
  gap:clamp(28px,5vw,72px);
  padding:clamp(34px,4.2vw,64px) 0;border-top:1px solid var(--line);
}
.moment:last-of-type{border-bottom:1px solid var(--line);}
.moment.flip .moment-media{order:2;}
.moment.flip .moment-copy{order:1;}
.moment-media{position:relative;overflow:hidden;background:#000;border:1px solid var(--line);cursor:zoom-in;}
.moment-media img{
  width:100%;height:100%;object-fit:cover;
  filter:grayscale(.15) contrast(1.08) brightness(.9);
  transition:transform .8s var(--ease),filter .5s var(--ease);
}
.moment:hover .moment-media img{transform:scale(1.025);filter:grayscale(0) contrast(1.1) brightness(.95);}
.moment-copy .label{margin-bottom:20px;}
.moment-copy h3{margin-bottom:14px;font-size:clamp(21px,2.2vw,30px);}
/* corner ticks — dimensional, restrained */
.moment-media::before,.moment-media::after{
  content:"";position:absolute;width:14px;height:14px;z-index:2;pointer-events:none;
  border-color:var(--red);border-style:solid;opacity:.55;
}
.moment-media::before{top:10px;left:10px;border-width:1px 0 0 1px;}
.moment-media::after{bottom:10px;right:10px;border-width:0 1px 1px 0;}

/* ---------- partnership band ---------- */
.partner{
  background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  position:relative;overflow:hidden;
}
.partner::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(ellipse 60% 90% at 80% 50%,rgba(167,25,25,.13),transparent 68%);
}
.partner-inner{position:relative;z-index:1;max-width:760px;}
.partner h2{margin-bottom:22px;}
.partner .emph{color:var(--bone);font-weight:600;}
.partner-actions{margin-top:34px;}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(32px,6vw,80px);align-items:start;}
.contact-side .label{margin-bottom:20px;}
.contact-side h3{margin-bottom:16px;}
.contact-chan{margin-top:34px;border-top:1px solid var(--line);}
.contact-chan div{padding:14px 0;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;}
.contact-chan span:last-child{color:var(--gray);font-size:13.5px;}

.field{margin-bottom:22px;}
.field label{
  display:block;margin-bottom:9px;
  font-family:"JetBrains Mono",monospace;font-size:10.5px;letter-spacing:.18em;
  text-transform:uppercase;color:var(--gray);
}
.field .req{color:var(--red-hot);}
.field input,.field textarea{
  width:100%;background:var(--ink);color:var(--bone);
  border:1px solid var(--line-2);border-radius:2px;
  padding:13px 14px;font:inherit;font-size:15px;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.field input:hover,.field textarea:hover{border-color:#39424a;}
.field input:focus,.field textarea:focus{
  outline:none;border-color:var(--red);background:#0A0C0D;
}
.field textarea{min-height:132px;resize:vertical;}
.field input:autofill{-webkit-text-fill-color:var(--bone);}
.form-status{margin-top:14px;font-size:14px;display:none;}
.form-status.show{display:block;}
.form-status.err{color:#E2695F;}
.form-status.ok{color:#7FBF8A;}
.form-note{margin-top:18px;font-size:12.5px;color:var(--muted);line-height:1.6;}
form button[type=submit]{margin-top:6px;}

/* ---------- footer ---------- */
.site{background:var(--void);border-top:1px solid var(--line);padding:56px 0 40px;}
.foot-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;}
.foot-brand{display:flex;align-items:center;gap:12px;}
.foot-meta{display:flex;flex-wrap:wrap;gap:26px;align-items:center;}
.foot-meta a:hover{color:var(--red-hot);}
.confidential{
  margin:34px 0 0;padding-top:24px;border-top:1px solid var(--line);
  font-size:12px;line-height:1.7;color:var(--muted);max-width:760px;
}

/* ---------- lightbox ---------- */
.lightbox{
  position:fixed;inset:0;z-index:100;background:rgba(8,9,10,.96);
  display:none;align-items:center;justify-content:center;padding:5vw;
}
.lightbox.open{display:flex;}
.lightbox img{max-width:100%;max-height:88vh;object-fit:contain;}
.lightbox-close{
  position:absolute;top:20px;right:20px;width:42px;height:42px;
  background:none;border:1px solid var(--line-2);border-radius:2px;
  color:var(--bone);font-size:22px;line-height:1;cursor:pointer;
}
.lightbox-close:hover{border-color:var(--red);}

/* ---------- misc ---------- */
.scroll-progress{position:fixed;top:0;left:0;height:2px;width:0;background:var(--red);z-index:70;}
.skip-link{
  position:absolute;left:-9999px;top:0;z-index:200;
  background:var(--red);color:#fff;padding:12px 18px;
}
.skip-link:focus{left:12px;top:12px;}

/* ---------- reveal: visible by default, animated only when JS is alive ---------- */
.reveal{opacity:1;transform:none;}
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease);}
html.js .reveal.in{opacity:1;transform:none;}

/* ---------- responsive ---------- */
@media (max-width:1000px){
  .hero{display:block;min-height:0;padding-top:var(--nav-h);padding-bottom:clamp(28px,4vw,48px);}
  .hero-media{position:relative;aspect-ratio:16/9;border-bottom:1px solid var(--line);}
  .hero-media video,.hero-black{object-fit:cover;object-position:center;}
  .hero-media::after{background:linear-gradient(to top,rgba(5,6,7,.55),transparent 45%);}
  .hero-content{padding-top:clamp(26px,4vw,40px);}
  .hero-copy{max-width:none;}
  .sound-toggle{bottom:auto;top:calc(var(--nav-h) + 12px);}
  .editorial,.platform,.contact-grid{grid-template-columns:1fr;}
  .moment{grid-template-columns:1fr;gap:26px;}
  .moment.flip .moment-media{order:0;}
  .moment.flip .moment-copy{order:0;}
  .platform-media{margin-top:8px;}
}
@media (max-width:760px){
  :root{--nav-h:58px;}
  .brand-sub{display:none;}
  .nav-status{display:none;}
  .hero-meta{grid-template-columns:1fr 1fr;gap:14px;}
  .tech-motif{min-height:170px;}
  .moment-media img,.platform-media img{filter:none;}
  .foot-inner{flex-direction:column;align-items:flex-start;}
  .foot-meta{gap:14px;flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
  html.js .reveal{opacity:1;transform:none;}
}